| Company | Timeline | Status | |
| Burgoyne Management Limited Director • Consulting Scientist | 15 Mar 2018←7 Years→Current | Active | |
| Burgoyne Management Limited Director • Consulting Engineer | 12 Nov 2015←1 Year→2 Dec 2016 | Active | |
| Dr J H Burgoyne & Partners Limited Liability Partnership Non-designated LLP Member • Unreported | 1 Jul 2006←19 Years→Current | Active | |
